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<title>GVirStream: Libvirt-gobject Reference Manual</title>
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<link rel="prev" href="GVirStorageVol.html" title="GVirStorageVol">
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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Top |
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Description |
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Object Hierarchy |
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Properties
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GVirStream
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GVirStream
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Functions
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gint
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(*GVirStreamSinkFunc) ()
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gint
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(*GVirStreamSourceFunc) ()
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gboolean
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(*GVirStreamIOFunc) ()
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guint
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gvir_stream_add_watch ()
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guint
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gvir_stream_add_watch_full ()
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gssize
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gvir_stream_receive_all ()
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gssize
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gvir_stream_receive ()
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gssize
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gvir_stream_send_all ()
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gssize
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gvir_stream_send ()
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Properties
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GVirStreamHandle *
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handle
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Read / Write / Construct Only
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Types and Values
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enum
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GVirStreamIOCondition
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Object Hierarchy
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GObject
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╰── GIOStream
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╰── GVirStream
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Description
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Functions
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GVirStreamSinkFunc ()
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gint
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(*GVirStreamSinkFunc) (GVirStream *stream,
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const gchar *buf,
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gsize nbytes,
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gpointer user_data);
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Parameters
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stream
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a GVirStream
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buf
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data pointer.
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[out][array length=nbytes][transfer none]
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nbytes
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data size
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user_data
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user data passed to the function
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Returns
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the number of bytes filled, 0 upon end
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of file, or -1 upon error
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GVirStreamSourceFunc ()
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gint
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(*GVirStreamSourceFunc) (GVirStream *stream,
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gchar *buf,
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gsize nbytes,
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gpointer user_data);
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Parameters
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stream
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a GVirStream
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buf
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data pointer.
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[out][array length=nbytes][transfer none]
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nbytes
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data size
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user_data
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user data passed to the function
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Returns
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the number of bytes filled, 0 upon end
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of file, or -1 upon error
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GVirStreamIOFunc ()
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gboolean
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(*GVirStreamIOFunc) (GVirStream *stream,
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GVirStreamIOCondition cond,
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gpointer opaque);
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gvir_stream_add_watch ()
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guint
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gvir_stream_add_watch (GVirStream *stream,
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GVirStreamIOCondition cond,
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GVirStreamIOFunc func,
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gpointer opaque);
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Adds a watch for stream
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to the mainloop
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[skip]
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Parameters
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stream
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the stream
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cond
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the conditions to watch for (bitfield of GVirStreamIOCondition)
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func
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the function to call when the condition is satisfied.
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[closure opaque]
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opaque
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user data to pass to func
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.
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[closure]
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Returns
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the event source id
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gvir_stream_add_watch_full ()
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guint
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gvir_stream_add_watch_full (GVirStream *stream,
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gint priority,
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GVirStreamIOCondition cond,
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GVirStreamIOFunc func,
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gpointer opaque,
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GDestroyNotify notify);
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Adds a watch for stream
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to the mainloop
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[rename-to gvir_stream_add_watch]
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Parameters
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stream
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the stream
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priority
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the priority of the GVirStream source
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cond
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the conditions to watch for (bitfield of GVirStreamIOCondition)
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func
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the function to call when the condition is satisfied.
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[closure opaque]
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opaque
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user data to pass to func
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.
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[closure]
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notify
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the function to call when the source is removed
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Returns
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the event source id
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gvir_stream_receive_all ()
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gssize
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gvir_stream_receive_all (GVirStream *stream,
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GCancellable *cancellable,
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GVirStreamSinkFunc func,
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gpointer user_data,
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GError **error);
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Receive the entire data stream, sending the data to the
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requested data sink. This is simply a convenient alternative
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to virStreamRecv, for apps that do blocking-I/o.
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Parameters
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stream
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the stream
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cancellable
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ea0369 |
cancellation notifier
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ea0369 |
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func
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ea0369 |
the callback for writing data to application.
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ea0369 |
[scope notified]
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ea0369 |
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ea0369 |
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user_data
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data to be passed to callback
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.
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[closure]
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ea0369 |
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error
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ea0369 |
GError for error reporting, or NULL to ignore.
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ea0369 |
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ea0369 |
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Returns
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ea0369 |
the number of bytes consumed or -1 upon error
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ea0369 |
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ea0369 |
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gvir_stream_receive ()
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gssize
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ea0369 |
gvir_stream_receive (GVirStream *stream,
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ea0369 |
gchar *buffer,
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ea0369 |
gsize size,
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GCancellable *cancellable,
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ea0369 |
GError **error);
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ea0369 |
Receive data (up to size
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ea0369 |
bytes) from a stream.
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ea0369 |
On error -1 is returned and error
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is set accordingly.
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ea0369 |
gvir_stream_receive() can return any number of bytes, up to
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ea0369 |
size
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ea0369 |
. If more than size
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ea0369 |
bytes have been received, the additional
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data will be returned in future calls to gvir_stream_receive().
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If there is no data available, a G_IO_ERROR_WOULD_BLOCK error will be
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returned.
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Parameters
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ea0369 |
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stream
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the stream
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ea0369 |
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ea0369 |
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ea0369 |
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buffer
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ea0369 |
a buffer
|
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ea0369 |
to read data into (which should be at least size
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ea0369 |
bytes long).
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ea0369 |
[array length=size][element-type guint8]
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ea0369 |
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size
|
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ea0369 |
the number of bytes you want to read from the stream
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ea0369 |
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ea0369 |
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ea0369 |
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cancellable
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ea0369 |
a GCancellable or NULL.
|
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ea0369 |
[allow-none]
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ea0369 |
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ea0369 |
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error
|
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Packit Service |
ea0369 |
GError for error reporting, or NULL to ignore.
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ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
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Returns
|
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ea0369 |
Number of bytes read, or 0 if the end of stream reached,
|
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ea0369 |
or -1 on error.
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ea0369 |
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ea0369 |
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ea0369 |
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gvir_stream_send_all ()
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gssize
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ea0369 |
gvir_stream_send_all (GVirStream *stream,
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ea0369 |
GCancellable *cancellable,
|
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ea0369 |
GVirStreamSourceFunc func,
|
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ea0369 |
gpointer user_data,
|
|
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ea0369 |
GError **error);
|
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ea0369 |
Send the entire data stream, sending the data to the
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ea0369 |
requested data source. This is simply a convenient alternative
|
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ea0369 |
to virStreamRecv, for apps that do blocking-I/o.
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Parameters
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ea0369 |
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ea0369 |
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ea0369 |
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Packit Service |
ea0369 |
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Packit Service |
ea0369 |
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stream
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Packit Service |
ea0369 |
the stream
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Packit Service |
ea0369 |
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Packit Service |
ea0369 |
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Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
cancellable
|
|
Packit Service |
ea0369 |
cancellation notifier
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
func
|
|
Packit Service |
ea0369 |
the callback for writing data to application.
|
|
Packit Service |
ea0369 |
[scope notified]
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
user_data
|
|
Packit Service |
ea0369 |
data to be passed to callback
|
|
Packit Service |
ea0369 |
.
|
|
Packit Service |
ea0369 |
[closure]
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
error
|
|
Packit Service |
ea0369 |
GError for error reporting, or NULL to ignore.
|
|
Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
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Packit Service |
ea0369 |
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Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
Returns
|
|
Packit Service |
ea0369 |
the number of bytes consumed or -1 upon error
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
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ea0369 |
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ea0369 |
gvir_stream_send ()
|
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ea0369 |
gssize
|
|
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ea0369 |
gvir_stream_send (GVirStream *stream,
|
|
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ea0369 |
const gchar *buffer,
|
|
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ea0369 |
gsize size,
|
|
Packit Service |
ea0369 |
GCancellable *cancellable,
|
|
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ea0369 |
GError **error);
|
|
Packit Service |
ea0369 |
Send data (up to size
|
|
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ea0369 |
bytes) from a stream.
|
|
Packit Service |
ea0369 |
On error -1 is returned and error
|
|
Packit Service |
ea0369 |
is set accordingly.
|
|
Packit Service |
ea0369 |
gvir_stream_send() can return any number of bytes, up to
|
|
Packit Service |
ea0369 |
size
|
|
Packit Service |
ea0369 |
. If more than size
|
|
Packit Service |
ea0369 |
bytes have been sendd, the additional
|
|
Packit Service |
ea0369 |
data will be returned in future calls to gvir_stream_send().
|
|
Packit Service |
ea0369 |
If there is no data available, a G_IO_ERROR_WOULD_BLOCK error will be
|
|
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ea0369 |
returned.
|
|
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ea0369 |
|
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ea0369 |
Parameters
|
|
Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
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Packit Service |
ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
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stream
|
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ea0369 |
the stream
|
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ea0369 |
|
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Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
buffer
|
|
Packit Service |
ea0369 |
a buffer to write data from (which should be at least size
|
|
Packit Service |
ea0369 |
bytes long).
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
size
|
|
Packit Service |
ea0369 |
the number of bytes you want to write to the stream
|
|
Packit Service |
ea0369 |
|
|
Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
cancellable
|
|
Packit Service |
ea0369 |
a GCancellable or NULL.
|
|
Packit Service |
ea0369 |
[allow-none]
|
|
Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
error
|
|
Packit Service |
ea0369 |
GError for error reporting, or NULL to ignore.
|
|
Packit Service |
ea0369 |
|
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Packit Service |
ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
Returns
|
|
Packit Service |
ea0369 |
Number of bytes written.
|
|
Packit Service |
ea0369 |
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ea0369 |
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ea0369 |
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Types and Values
|
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|
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enum GVirStreamIOCondition
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Members
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GVIR_STREAM_IO_CONDITION_READABLE
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|
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GVIR_STREAM_IO_CONDITION_WRITABLE
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GVIR_STREAM_IO_CONDITION_HANGUP
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ea0369 |
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ea0369 |
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GVIR_STREAM_IO_CONDITION_ERROR
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ea0369 |
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ea0369 |
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ea0369 |
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ea0369 |
|
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ea0369 |
Property Details
|
|
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ea0369 |
|
|
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ea0369 |
The “handle” property
|
|
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ea0369 |
“handle” GVirStreamHandle *
|
|
Packit Service |
ea0369 |
The stream handle.
|
|
Packit Service |
ea0369 |
Flags: Read / Write / Construct Only
|
|
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ea0369 |
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ea0369 |
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ea0369 |
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Generated by GTK-Doc V1.29
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</body>
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ea0369 |
</html>
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